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	<head>
		<title>Tween.js / relative start time</title>
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		<div id="info">
			<h1><a href="http://github.com/tweenjs/tween.js">tween.js</a></h1>
			<h2>13 _ relative start time</h2>
			<br />
			<p>One starts late, Two starts early.</p>
		</div>
		<div
			id="target1"
			style="
				position: absolute;
				top: 100px;
				left: 100px;
				width: 100px;
				height: 100px;
				background: #a0dde9;
				padding: 1em;
			"
		>
			One
		</div>

		<div
			id="target2"
			style="
				position: absolute;
				top: 300px;
				left: 100px;
				width: 100px;
				height: 100px;
				background: #a0dde9;
				padding: 1em;
			"
		>
			Two
		</div>

		<script src="../dist/tween.umd.js"></script>
		<script src="js/RequestAnimationFrame.js"></script>
		<script>
			var position
			var target
			var tween1, tween2

			init()
			animate()

			function init() {
				position1 = {x: 100, y: 100, rotation: 0}
				position2 = {x: 100, y: 300, rotation: 0}
				target1 = document.getElementById('target1')
				target2 = document.getElementById('target2')

				tween1 = new TWEEN.Tween(position1)
					.to({x: 700, y: 200, rotation: 359}, 2000)
					.easing(TWEEN.Easing.Elastic.InOut)
					.onUpdate(update1)

				tween2 = new TWEEN.Tween(position2).to({x: 500, y: 300, rotation: -90}, 2000).onUpdate(update2)

				tween1.start('+4000')
				tween2.start('-500')
			}

			function animate(time) {
				requestAnimationFrame(animate)

				TWEEN.update(time)
			}

			function update1() {
				target1.style.left = position1.x + 'px'
				target1.style.top = position1.y + 'px'
				target1.style.webkitTransform = 'rotate(' + Math.floor(position1.rotation) + 'deg)'
				target1.style.MozTransform = 'rotate(' + Math.floor(position1.rotation) + 'deg)'
			}

			function update2() {
				target2.style.left = position2.x + 'px'
				target2.style.top = position2.y + 'px'
				target2.style.webkitTransform = 'rotate(' + Math.floor(position2.rotation) + 'deg)'
				target2.style.MozTransform = 'rotate(' + Math.floor(position2.rotation) + 'deg)'
			}
		</script>
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